Bei'an–Heihe railway
Route

Distance
Distance
Station name
Station name
Station name
-
Total; km
S2S; km
Current name
Former name
Year opened
Connections
0
0
Bei'an 北安
-
1933
Binbei Railway, Qibei Railway
16
16
Erjing 二井
-
1934
-
35
19
Erlongshantun 二龙山屯
-
1934
-
52
17
Wudalianchi 五大连池
-
1934
-
63
11
Longzhen 龙镇
-
1934
-
71.3
7.8
Jusheng 聚盛
-
1934
-
81
18
Xianghe 襄河
-
1934
-
-
-
Longmenhe 龙门河
-
1934
-
136.8
-
Chenqing 辰清
-
1934
-
-
-
Qingxi 清溪
-
1935
-
187
-
Sunwu 孙吴
-
1935
-
-
-
North Sunwu 孙吴
-
1935
-
-
-
Eyu 额雨
-
1935
-
234
-
Chaoshui 潮水
-
1935
-
257
23
Xigangzi 西岗子
-
1935
-
-
-
Sanjitun 三吉屯
-
1935
-
287
-
Jinhe 锦河
-
1935
-
302.9
-
Heihe 黑河
-
1935
-

Question: What happened over the course of construction of the Bei'an–Heihe railway?
Answer: Work on the new line, began at Bei'an, terminus in 1933, and the section, 136.8 km (85.0 mi) from Bei'an to Chenqing, was opened in 1934.